![]() Introduced to California in the 1850s as an Its natural range is broad, from Great Britain to the Ural Mountains andįrom Sweden to the Mediterranean. ![]() Scotch broom is native to Europe and NorthĪfrica. WHERE DID IT COME FROM AND HOW IS IT SPREAD? Grassland, shrubland, and open canopy forest below 4,000 feet ( River banks, road cuts, and forest clearcuts, but can colonize undisturbed It is common in disturbed places, such as It is also reported from LosĪngeles and San Bernardino counties. Of northern California on lower slopes and very prevalent in Eldorado, Nevada,Īnd Placer counties in the Sierra Nevada foothills. Monterey north to Oregon border, Scotch broom is prevalent in interior mountains Inflorescence: 1-2 flowers clustered in leaf axis pedicels Leaves: on young branches there is usually one sessile leaf or three leaflets 0.3-0.7 in (5-18 mm) long leaf/leaflets oblong and pointed on both ends, hairs may be flattened against the leaf or absent. Stems: 5 angled, green and hairy when young, later glabrous. Hairs all over them, stems that are not ridged or green, and more thanĮighty-five percent of its photosynthetic tissue in leaf tissue (Bossard andįabaceae. Sometimes this species isĬonfused with French broom ( Genista monspessulana), which has pods with Tissue is in the leaves and half is in twig tissue. One or two golden yellow pea-like flowersĬluster between the leaf base and stem. Hairs fall off, and the branches become tan and lose the distinct ridges. Have five green ridges with hairs on them when young as the branches mature the Is a perennial shrub six to ten feet tall. Sarothamnus scoparius, Spartium scoparius Scotch broom, English broom, common broom
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